BACKGROUND Sleep problems are common among children with chronic illnesses such as Juvenile Idiopathic Arthritis (or JIA). However, little is known about the frequency and severity of sleep disturbance(s) and the factors that are associated with sleep problems in children with JIA. The mechanism(s) of the relationships characterizing the development or exacerbation of sleep problems in children...

BACKGROUND The relationship between substance use and sleep is bidirectional. Substance use directly causessleep disturbances, and sleep problems are a critical factor in substance-use relapse. METHODS This study evaluated sleep disorders in 65 methadone maintenance treatment (MMT) patients, and61 opium-dependent patients who did not receive any treatment between September 2011 and July 2012 ...

background: sleep is necessary in life and approximately 1/3 of human life is devoted to sleep. one of the most common problems in menopausal women is sleep disturbance. the aim of this study was to determine frequency of sleep disorders and its related factors in 50 – 60 years old women methods: a cross-sectional, descriptive study was conducted on 200 eligible women who referred to selected h...

Background: The attention deficit/ hyperactivity disorder (ADHD) is one of the most compromising mental disorders of childhood and adolescence. Subsequently, different studies in recent years were conducted on the relationship between sleep disturbances and ADHD in children. About 30% of children and 60% to 80% of adults with ADHD develop sleep disorders, which may result in cognitive and behav...

BACKGROUND There is persistent public concern about sleep disturbances due to radiofrequency electromagnetic field (RF-EMF) exposure. The aim of this prospective cohort study was to investigate whether sleep quality is affected by mobile phone use or by other RF-EMF sources in the everyday environment. METHODS We conducted a prospective cohort study with 955 study participants aged between 30...

Sleep disturbance, known as insomnia, is a common symptom of many mental illnesses. Insomnia is one of the most prevalent sleep disorders characterized by sleep difficulty that affects our life and work safety. Several lines of evidence support the primary insomnia as a risk factor/predictor for depression and anxiety disturbances. Anxiety disorders and insomnia are common, debilitating and hig...

This study explores chronotype-dependent tolerance to the demands of working morning, evening, and night shifts in terms of social jet lag, sleep duration, and sleep disturbance. A total of 238 shift-workers were chronotyped with the Munich ChronoType Questionnaire for shift-workers (MCTQ(Shift)), which collects information about shift-dependent sleep duration and sleep timing. Additionally, 94...

STUDY OBJECTIVE The aim was to assess the frequency of sleep disorders in relation to working conditions. DESIGN This was a cross sectional study. Data were collected prospectively, on a standardised form, by 13 occupational physicians. The quality of sleep was assessed by self perceived sleep disturbances and consumption of sleeping tablets. Working conditions were described by the worksite ...

A growing body of research has identified significant sleep problems in children with autism. Disturbed sleep-wake patterns and abnormal hormone profiles in children with autism suggest an underlying impairment of the circadian timing system. Reviewing normal and dysfunctional relationships between sleep and circadian rhythms will enable comparisons to sleep problems in children with autism, pr...